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Cheap flights from Ireland to the United States from £255

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 20/2. Fares are subject to change and may not be available on all flights or dates of travel.
DUB — LAX
26 Jan — 2 Feb1
1 adult

Cheap flight deals from Ireland to USA

Discover tips and strategies to find the most affordable flight options for your journey from Ireland (IE0) to USA (US0). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated 21 January 2025.

Round-trip from

£301

One-way from

£255
KLM
  • KLM
  • 24/4-1/5
  • 1 total stop
  • 19h 40m total
  • Ireland to USA
Search Deals
Icelandair
  • Icelandair
  • 20/2
  • 1 total stop
  • 11h 50m total
  • Ireland to USA
Search Deals

Find flight deals from Ireland to USA

Cheapest flights from Ireland to USA
Explore the most affordable flight options available from Ireland to USA. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 21 January 2025.

Sun 30/1113:35DUB - JFK
1 stop11h 35mMultiple Airlines
Sat 6/1221:35JFK - DUB
1 stop10h 05mMultiple Airlines
Deal found 20/1£301
Thu 24/413:15DUB - JFK
Nonstop7h 35mKLM
Thu 1/517:40JFK - DUB
1 stop12h 05mKLM
Deal found 20/1£301
Fri 7/311:15DUB - EWR
2 stops31h 10mScandinavian Airlines
Mon 10/315:40EWR - DUB
2 stops16h 00mScandinavian Airlines
Deal found 21/1£302
Wed 26/309:45DUB - JFK
1 stop14h 20mFinnair
Mon 31/322:55JFK - DUB
1 stop13h 20mFinnair
Deal found 20/1£302
Wed 7/512:15DUB - EWR
1 stop11h 55mIcelandair
Tue 13/520:25EWR - DUB
1 stop9h 40mIcelandair
Deal found 20/1£305
Wed 26/211:30DUB - LGA
1 stop10h 58mKLM
Mon 3/316:00LGA - DUB
1 stop11h 25mKLM
Deal found 20/1£305
Mon 17/312:10DUB - JFK
2 stops32h 45mScandinavian Airlines
Mon 24/318:45JFK - DUB
1 stop12h 55mScandinavian Airlines
Deal found 20/1£305
Sat 1/213:05DUB - EWR
1 stop11h 30mBritish Airways
Thu 6/221:35EWR - DUB
1 stop9h 45mBritish Airways
Deal found 20/1£309
Thu 6/210:30DUB - JFK
1 stop11h 50mBritish Airways
Tue 11/218:45JFK - DUB
1 stop9h 55mBritish Airways
Deal found 20/1£309
Sat 15/209:00DUB - EWR
1 stop15h 45mUnited Airlines
Thu 20/218:55EWR - DUB
1 stop10h 10mUnited Airlines
Deal found 20/1£309
Wed 19/209:00DUB - LGA
1 stop13h 55mUnited Airlines
Wed 26/210:28LGA - DUB
1 stop18h 37mUnited Airlines
Deal found 20/1£309
Wed 12/1110:25DUB - JFK
1 stop11h 55mAmerican Airlines
Fri 28/1119:00JFK - DUB
1 stop9h 55mAmerican Airlines
Deal found 21/1£310

Find flights from Ireland to USA within your budget

Customise your flight search to find flights from Ireland to USA that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 858,174 searches. Data last updated 21 January 2025.

Fly from

Any airport

Fly to

Any airport

Route

Depart

Return

Price

DublinNew York

DUB - JFK

DUBJFK

Dublin

Thu 24/4

13:15-15:50

Nonstop7h 35m

New York John F Kennedy Intl

Thu 1/5

17:40-10:45

1 stop12h 05m

£301

DublinNewark

DUB - EWR

DUBEWR

Dublin

Fri 7/3

11:15-13:25

2 stops31h 10m

Newark

Mon 10/3

15:40-11:40

2 stops16h 00m

£302

DublinNew York

DUB - JFK

DUBJFK

Dublin

Wed 26/3

09:45-20:05

1 stop14h 20m

New York John F Kennedy Intl

Wed 2/4

22:55-17:15

1 stop13h 20m

£302

DublinNew York

DUB - JFK

DUBJFK

Dublin

Sat 10/5

12:15-19:10

1 stop11h 55m

New York John F Kennedy Intl

Thu 15/5

20:25-11:05

1 stop9h 40m

£304

DublinNewark

DUB - EWR

DUBEWR

Dublin

Wed 7/5

12:15-19:10

1 stop11h 55m

Newark

Tue 13/5

20:25-11:05

1 stop9h 40m

£305

DublinNew York

DUB - LGA

DUBLGA

Dublin

Wed 26/2

11:30-17:28

1 stop10h 58m

New York LaGuardia

Mon 3/3

16:00-08:25

1 stop11h 25m

£305

DublinNew York

DUB - JFK

DUBJFK

Dublin

Mon 17/3

12:10-16:55

2 stops32h 45m

New York John F Kennedy Intl

Mon 24/3

18:45-11:40

1 stop12h 55m

£305

DublinNewark

DUB - EWR

DUBEWR

Dublin

Sat 1/2

13:05-19:35

1 stop11h 30m

Newark

Thu 6/2

21:35-12:20

1 stop9h 45m

£309

DublinNew York

DUB - JFK

DUBJFK

Dublin

Thu 6/2

10:30-17:20

1 stop11h 50m

New York John F Kennedy Intl

Tue 11/2

18:45-09:40

1 stop9h 55m

£309

DublinNewark

DUB - EWR

DUBEWR

Dublin

Sat 15/2

09:00-19:45

1 stop15h 45m

Newark

Thu 20/2

18:55-10:05

1 stop10h 10m

£309

Flights are sorted by cheapest return flights first.

Deals found on 19/1

Showing 1-10 of 60 results
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Best time to book a flight from Ireland to USA

Have a flexible travel schedule? Discover the best time to fly to USA from Ireland with our price prediction graph.
Estimated return price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Travel insights for flights from Ireland to USA

Get recent, data-driven insights about flights from Ireland to USA including ideal travel times, pricing trends, and more.

What is the cheapest month to book a flight from Ireland to USA?

Currently, January is the cheapest month in which you can book a flight from Ireland to USA (average of £575). Flying from Ireland to USA in July is currently the most expensive (average of £811). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from IE to US?

Find hourly flight availability from Ireland to USA. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 21 January 2025.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Ireland to USA as you normally would.

Rainfall in USA by month

Plan your trip to USA by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in USA ranges from 71.0 - 114.0 inches per month. July is typically the wettest month, when rainfall can reach 114.0 mm. February is typically the driest time to visit USA when rainfall is around 71.0 mm.

Temperature in USA by month

Plan your trip to USA by taking into account the average temperature totals by month.

If weather is an important factor for your trip to USA, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 25.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 1.0 C).

Reviews of airlines servicing USA

Get insights into the airlines that provide service to USA. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to USA. Reviews last updated 21 January 2025.
Get a feel of what it's like to fly with American Airlines, Delta and British Airways from Ireland to USA by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very Good
8,521 reviews
Check prices

Crew

8.6

Food

7.3

Overall

8.0

Boarding

8.2

Entertainment

7.9

Comfort

8.0

Reviews

1 / 10

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

Delta
8.0
Very Good
8,521 reviews
Delta
8.0
Very Good
8,521 reviews
Check prices

Crew

8.6

Food

7.3

Overall

8.0

Boarding

8.2

Entertainment

7.9

Comfort

8.0

Reviews

1 / 10

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

KLM
7.8
Good
1,341 reviews
Delta
8.0
Very Good
8,521 reviews
Check prices

Crew

8.6

Food

7.3

Overall

8.0

Boarding

8.2

Entertainment

7.9

Comfort

8.0

Reviews

1 / 10

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

Air Transat
7.8
Good
381 reviews
Delta
8.0
Very Good
8,521 reviews
Check prices

Crew

8.6

Food

7.3

Overall

8.0

Boarding

8.2

Entertainment

7.9

Comfort

8.0

Reviews

1 / 10

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

Finnair
7.6
Good
1,285 reviews
Delta
8.0
Very Good
8,521 reviews
Check prices

Crew

8.6

Food

7.3

Overall

8.0

Boarding

8.2

Entertainment

7.9

Comfort

8.0

Reviews

1 / 10

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

Austrian Airlines
7.6
Good
786 reviews
Delta
8.0
Very Good
8,521 reviews
Check prices

Crew

8.6

Food

7.3

Overall

8.0

Boarding

8.2

Entertainment

7.9

Comfort

8.0

Reviews

1 / 10

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

Related info for your journey

Find useful and relevant information for your journey from Ireland to USA. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • How popular is this Ireland to USA flight route?

    Within the past month, 363 users have taken a look at flights from Ireland to United States.

  • What are the cheapest airlines to fly from Ireland to USA one-way?

    The cheapet airlines for a one-way flight from Ireland to USA are Icelandair (£255), Scandinavian Airlines (£315), and WestJet (£329).

  • Can I find deals for flights from Ireland to USA that include hotel bookings?

    Yes. In addition to deals on Ireland to USA flights, Cheapflights offers holiday packages that include both flights and hotel.

  • How can I find direct flights from Ireland to USA?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Ireland to USA.

  • Can I find deals for business class flights from Ireland to USA?

    Yes. Cheapflights offers flight deals from Ireland to USA by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Ireland to USA?

    Currently, January is the cheapest month in which you can book a flight from Ireland to USA (average of £575). Flying from Ireland to USA in July is currently the most expensive (average of £811). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Ireland to USA

See prices for flight routes from nearby airports that may be better suited for you.
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Top 10 airlines flying from Ireland to USA

Discover the top 10 airlines that operate flights from Ireland to USA. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 858,174 searches. Data last updated 21 January 2025.
AirlineCheapestAverageFlexibilityOn-time
PLAYCheapest£207Average£331FlexibilityNo cancel feeOn-timeN/A
Search PLAY flights
Scandinavian AirlinesCheapest£240Average£376FlexibilityNo cancel feeOn-time77%
Search Scandinavian Airlines flights
IcelandairCheapest£279Average£472FlexibilityNo cancel feeOn-time76%
Search Icelandair flights
British AirwaysCheapest£291Average£544FlexibilityNo cancel feeOn-time70%
Search British Airways flights
JetBlueCheapest£303Average£556FlexibilityNo cancel feeOn-time62%
Search JetBlue flights
DeltaCheapest£307Average£526FlexibilityNo cancel feeOn-timeN/A
Search Delta flights
Air FranceCheapest£324Average£566FlexibilityNo cancel feeOn-time77%
Search Air France flights
Aer LingusCheapest£329Average£559FlexibilityNo cancel feeOn-timeN/A
Search Aer Lingus flights
TAP AIR PORTUGALCheapest£331Average£472FlexibilityNo cancel feeOn-timeN/A
Search TAP AIR PORTUGAL flights
KLMCheapest£334Average£523FlexibilityNo cancel feeOn-time75%
Search KLM flights

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travellers can enjoy low prices and a wide availability of flights to their desired destinations.

How does Cheapflights help users find flights from Ireland to USA?

Cheapflights goes through 900+ travel sites to look for the best flight deals for flights from Ireland to USA. Too many options? Cheapflights also provides filters for things like airlines, price ranges, and number of stops to help you make a decision easily.

Why should you use Cheapflights to find cheap flight tickets from Ireland to USA?

Cheapflights helps you find that perfect flight to USA from Ireland by searching from hundreds of airlines and agencies you know and love. We are also free to use, in case you were wondering!

Can Cheapflights find flights from Ireland to USA with no change fees?

Yes, we can. To see specific flights from Ireland to USA with no change fees, users can toggle flexible booking options after using the search form above to find flights.

Can Cheapflights notify me if prices for flights from Ireland to USA become cheaper?

Yes, Cheapflights offers price alerts on Ireland to USA flights so you can book your travel at the perfect time. Price Alerts can be enabled by clicking the bell icon next to the flight deals above and providing your email address where you want to receive the alerts.

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